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How to implement an STL-style iterator and avoid common pitfalls?
...r an example implementation of an iterator but I didn't find any. I know about the need for const overloads of [] and * operators. What are the requirements for an iterator to be "STL-style" and what are some other pitfalls to avoid (if any)?
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When to use reinterpret_cast?
...= reinterpret_cast<MyUserData *>(d2); // ok
if (p) { cout << p->m << endl; }
return 0;
}
Below is a contrived implementation of the sample API:
// vendor.cpp
static VendorGlobalUserData g = 0;
void VendorSetUserData(VendorGlobalUserData p) { g = p; }
Vendor...
Why doesn't Objective-C support private methods?
...third-party couldn't deliberately call objc_msgSendPrivate() on an object, outside of the implementation of that object, and some things (KVO, for example) would have to do that. In effect, it would just be a convention and little better in practice than prefixing private methods’ selectors or no...
How to create a remote Git repository from a local one?
...cts/my_project.git/
This command takes the Git repository by itself, without a working directory, and creates a directory specifically for it alone.
Now that you have a bare copy of your repository, all you need to do is put it on a server and set up your protocols. Let’s say you’ve set up a ...
How can I convert this foreach code to Parallel.ForEach?
I am a bit of confused about Parallel.ForEach .
What is Parallel.ForEach and what does it exactly do?
Please don't reference any MSDN link.
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C# Events and Thread Safety
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The JIT isn't allowed to perform the optimization you're talking about in the first part, because of the condition. I know this was raised as a spectre a while ago, but it's not valid. (I checked it with either Joe Duffy or Vance Morrison a while ago; I can't remember which.)
Without the vo...
python: Change the scripts working directory to the script's own directory
...ume" a directory based on the location of your software. It will not work out well in the long run.
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How to compute the similarity between two text documents?
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If I were to average all of the values outside of the diagonal of 1's, would that be a sound way of getting a single score of how similar the four documents are to each other? If not, is there a better way of determining overall similarity between multiple docume...
Adding asterisk to required fields in Bootstrap 3
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Use .form-group.required without the space.
.form-group.required .control-label:after {
content:"*";
color:red;
}
Edit:
For the checkbox you can use the pseudo class :not(). You add the required * after each label unless it is a checkbox
.form-...
How does a garbage collector avoid an infinite loop here?
...g C# program, I submitted it on codegolf as an answer to create a loop without looping:
3 Answers
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